The f3htmlmu.dll file is part of Cursor Mania, Fun Buddy Icons, My Fun Cards, My Mail Signature, My Mail Stamp, My Mail Stationery, Smiley Central, and Zwinky. These are all products of Fun Web Products Inc.
Since some people want Fun Web Products and some do not, it is hard to classify the f3htmlmu.dll error as legitimate or not. For those who want the products, the error is a legitimate registry error. For those who are trying to uninstall it and can’t, the file is unwanted spyware.
Resolution for those who want to DELETE Fun Web Products:
If you fall among the people who do not want any Fun Web Products on your computer, then you may have noticed that it is hard to uninstall. This is why many people consider these products spyware. However, it can be uninstalled with SpyZooka. SpyZooka removes 100% of spyware.
Resolution for those who want to KEEP Fun Web Products:
If you like Fun Web Products and want to keep the files, then you will want to resolve the f3htmlmu.dll registry error. ZookaWare PC Cleaner removes 100% of registry related guaranteed. If it does not remove the error the first time, they will get you an answer in 24 hours or your money back.